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Microsoft’s SharePoint Patch Failed To Stop Attacks

SecurityWeek · 2d

SharePoint Under Attack: Microsoft Warns of Zero-Day Exploited in the Wild – No Patch Available

Microsoft warned SharePoint Server users of a vulnerability dubbed ToolShell in the software that was assigned CVE-2025-53770 (CVSS 9.8).

Bleeping Computer · 4d

Microsoft SharePoint zero-day exploited in RCE attacks, no patch available

Critical zero-day vulnerabilities in Microsoft SharePoint, tracked as CVE-2025-53770 and CVE-2025-53771, have been actively exploited since at least July 18th, with no patch available and at least 85 servers already compromised worldwide.

Microsoft fixes three SharePoint zero-day exploits used in series of cyberattacks - how to patch them

Microsoft has pointed the finger at three Chinese nation-state actors for exploiting the SharePoint vulnerabilities. Here's what we know about the security flaws and how to guard against future attacks.

Hacker Used SharePoint Flaw to Breach US Nuclear Agency

TechCrunch on MSN · 1d

Hundreds of organizations breached by SharePoint mass-hacks

One of the hacked organizations reportedly includes the U.S. agency responsible for maintaining the country's stockpile of nuclear weapons. China-backed hackers have been observed carrying out the hacks targeting SharePoint servers.

PCMag on MSN · 1d

Report: Hacker Used SharePoint Flaw to Breach US Nuclear Agency

The Department of Energy, which oversees the agency that manages the US nuclear weapons stockpile, confirms it was affected by the SharePoint bug, but says it was 'minimally impacted.'

Bloomberg on MSN · 1d

Nuclear Weapons Agency Breached in Microsoft SharePoint Hack

The US agency responsible for maintaining and designing the nation’s cache of nuclear weapons was among those breached by a hack of Microsoft Corp.’s SharePoint document management software, according to a person with knowledge of the matter.

The Hacker News4d

Critical Unpatched SharePoint Zero-Day Actively Exploited, Breaches 75+ Company Servers

The U.S. Cybersecurity and Infrastructure Security Agency (CISA), in an alert, said it's aware of active exploitation of ...

12hon MSN

Microsoft contains SharePoint security wildfire, but questions linger about on-premises software

Microsoft contained a major SharePoint security flaw, amid fresh questions about the future of its legacy on-premises ...

SecurityWeek18h

ToolShell Attacks Hit 400+ SharePoint Servers, US Government Victims Named

More information has emerged on the ToolShell SharePoint zero-day attacks, including impact, victims, and threat actors.

The Hacker News2d

Hackers Exploit SharePoint Zero-Day Since July 7 to Steal Keys, Maintain Persistent Access

Active SharePoint exploits since July 7 target governments and tech firms globally, risking key theft and persistent access.

2don MSN

Microsoft SharePoint vulnerability: Why MS has released a 'zero-day' urgent update and who is at risk

Microsoft has released a critical patch for a security flaw in its SharePoint software. Hackers actively exploited this ...

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